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Finding the Fourth Proportional to 452,810.57, 624,892.64 and 248,857.79

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Solution

The fourth proportional to 452,810.57, 624,892.64 and 248,857.79 is: 343,431.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,810.57 : 624,892.64 = 248,857.79 : x
  2. Step 2: Convert to fraction form
    452,810.57/624,892.64 = 248,857.79/x
  3. Step 3: Cross multiply
    452,810.57x = 624,892.64 × 248,857.79
  4. Step 4: Simplify right side
    452,810.57x = 155,509,397,008.91
  5. Step 5: Solve for x
    x = 155,509,397,008.91/452,810.57
  6. Step 6: Final answer
    x = 343,431.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.